High purity griffonia seed extract 99% 5-HTP

1. Our 5-HTP has nicer color than any of our competitors.
2. Purity more than 99%.
3. X Peak Free
4. free sample offered

Griffonia Seed extract  ( 5-HTP 99%), Traits on our 5-HTP: 1. Our 5-HTP has nicer color than any of our competitors. 2. Our purity is more than 99%.  3. X Peak Free . And we are the only supplier who has the method or ability to test this index. 4. We can offer you some sample and we will pay the deliery cost for you to let you test it.  5. For our other indices,  It is also very good